As part of TB3.0 release, we're making major updates available to TB2.0.0.23 users who manually check for updates. However, we need to make sure that *no* users are offered this MU as part of idle background checks.
This should be done for both beta *and* release users.

(In reply to comment #1)
> (From update of attachment 416524[details][diff][review])
> Makes sense, no parse errors. Do you guys need someone to check this in and
> tag?
Yes, we do. How do we get this change live on aus2.mozilla.org? Need to file a separate IT bug ?